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AM79C32AJC规格书详情
GENERAL DESCRIPTION
The Am79C30A Digital Subscriber Controller (DSC) Circuit and Am79C32A ISDN Data Controller (IDC) Circuit, shown in the Block Diagram, allow the realization of highly-integrated Terminal Equipment for the ISDN. The Am79C30A/32A is fully compatible with the CCITT-I-series recommendations for the S and T reference points, ensuring that the user of the device may design TEs which conform to the international standards.
DISTINCTIVE CHARACTERISTICS
■ Combines CCITT I.430 S/T-Interface Transceiver, D-Channel LAPD Processor, Audio
■ Processor (DSC device only), and IOM-2 Interface in a single chip
■ Special operating modes allow realization of CCITT I.430 power-compliant terminal equipment
■ S- or T-Interface Transceiver
— Level 1 Physical Layer Controller
— Supports point-to-point, short and extended passive bus configurations
— Provides multiframe support
■ Certified protocol software support available
■ CMOS technology, TTL compatible
■ D-channel processing capability
— Flag generation/detection
— CRC generation/checking
— Zero insertion/deletion
— Four 2-byte address detectors
— 32-byte receive and 16-byte transmit FIFOs
■ Audio processing capability (DSC circuit only)
— Registers for implementation of software-based speaker phone algorithms
— Dual audio inputs
— Earpiece and loudspeaker drivers
— Codec/filter with A/µ selection
— Programmable gain and equalization filters
— Programmable sidetone level
— Programmable DTMF, single tone, progress tone, and ringer tone generation
— Programmable on-chip microphone amplifier
■ Pin and software compatible with the Am79C32A ISDN Data Controller (IDC™) Circuit. The Am79C32A is used in data-only applications.
产品属性
- 型号:
AM79C32AJC
- 制造商:
Rochester Electronics LLC
- 功能描述:
- Bulk
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
AMD |
24+25+/26+27+ |
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2368 |
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1996 |
120 |
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23+ |
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19960 |
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23+ |
589610 |
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22+ |
PLCC-44 |
8000 |
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22+ |
PLCC-44 |
8200 |
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询价 | ||
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2020+ |
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23+ |
5000 |
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2023+ |
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50000 |
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AMD |
23+ |
5000 |
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